diff --git a/processing/post/addGradient.py b/processing/post/addGradient.py
index ef9d16504..240df334a 100755
--- a/processing/post/addGradient.py
+++ b/processing/post/addGradient.py
@@ -98,10 +98,10 @@ for name in filenames:
       remarks.append('"{}" not found...'.format(me))
     elif dim == 1:
       active['scalar'].append(me)
-      remarks.append('adding scalar "{}"...'.format(me))
+      remarks.append('differentiating scalar "{}"...'.format(me))
     elif dim == 3:
       active['vector'].append(me)
-      remarks.append('adding vector "{}"...'.format(me))
+      remarks.append('differentiating vector "{}"...'.format(me))
     else:
       remarks.append('skipping "{}" of dimension {}...'.format(me,dim))